Detects support for hidpi/retina hairlines, which are CSS borders with less than 1px in width, for being physically 1px on hidpi screens.
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Checking...
Not supported
Unfortunately this browser does not support CSS Hairline feature
Supported
Congratulation! This browser fully supports CSS Hairline feature